29, Castlewood Avenue, Rathmines, Dublin 6
Rear basement extension and new garden home office/gym at a protected structure.
2236/18 · Dublin City Council · Lodged 6 February 2018
- Reference
- 2236/18
- Authority
- Dublin City Council
- Register status
- Decided
- Type
- Permission
- Received
- 6 February 2018
Summary
AI-generatedThis application for a protected structure includes a single-storey rear basement and garden level extension. It also involves demolishing a rear garage to build a home office/gym garden building, internal modifications, window reinstatement, solar panels, and repair works.
- Floor area
- 44 m²
Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.
Official record
Development description
Protected sttructure: construction of a single storey rear basement & garden level extension ( circa 44sqm )demolition of existing rear single storey garage with access from and facing castlewood park and its replacement with single storey home / office gym garden building ( circa 36 sqm ) ancillary to the main house reinstatement of front basement sliding sash window, new internal modifications comprising relocation of doorways , new partitions, new openings to include new shower room, w opening in main rear wall at rear basement and 2 no. Stairs connecting basement to garden level, openings in south and west of rear return at garden level connecting to new extension, modifications to first floor return to include replacement of kitchen & w. C. With new shower room and bedroom and new bathroom and ensuite at first floor level with 3 no. Roof lights, solar panels to valley / rear south main roof, repair and renewal works to roofs, render walls, and all associated site works.
Land-use zoning
What this land is zoned for
“To protect and/or improve the amenities of residential conservation areas.”
National zoning type: Existing residential
Objective set by the Development Plan 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.
Read the zoning objectives in the development planBuilt & sold
What happened next
Beyond the decision: whether this development was built, and what property here has sold for.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 10 Castlewood Close, Castlewood Ave, Rathmines | Jul 2025 | €546,000 | 44 m |
| 10 Castlewood Park, Rathmines, Dublin 6 | Jun 2025 | €1,050,000 | 46 m |
| 25 Castlewood Ave, Rathmines, Dublin | Jun 2025 | €2,000,000 | 53 m |
| 29 Castlewood Close, Rathmines, Dublin 6 | Dec 2025 | €380,000 | 54 m |
| 28 Castlewood Close, Castlewood Ave, Rathmines Dublin 6 | Nov 2025 | €345,000 | 54 m |
| 5 Castlewood Park, Rathmines, Dublin 6 | Apr 2025 | €1,100,000 | 60 m |
| 6 Castlewood Close, Castlewood Ave, Rathmines Dublin 6not full market price | Apr 2026 | €390,000 | 68 m |
| 8 Newington Apts, Castlewood Ave, Rathmines Dublin 6 | Mar 2025 | €440,000 | 76 m |
Nearby properties, not this site — a guide to local values.
Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.
Key dates
Timeline
- Application received6 February 2018
- Decision due29 March 2018
- Decision issued16 February 2018
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
PROTECTED STRUCTURE: Planning Permission for relocation of existing pedestrian gate & provision of new…
29, Castlewood Avenue, Rathmines, Dublin 6, at the junction with Castlewood Park (a Protected Structure).
2373/18Dublin CityLodged 23 Feb 2018Extension
- GrantedAt this site
PROTECTED STRUCTURE: The development will consist of works to the existing dwelling, a protected structure,…
29, Castlewood Avenue, Dublin 6
2908/20Dublin CityLodged 24 Jun 2020Alterations
- GrantedAt this site
Planning Permission for 2 steel and timber balconies at first floor (one per house) to the front of, 1 Stable…
1, Stable Lane, Cambridge Road, Rathmines, Dublin D06 C951 & 3 Stable Lane, Cambridge Road, Rathmines, Dublin D06 HD35
2368/19Dublin CityLodged 26 Feb 2019Alterations
- Invalid30 m away
Permission for a second floor extension to provide a home office with WC, set back 2.4 m at the front, giving…
3, Stable Lane, Cambridge Road, Rathmines, Dublin 6 D06 HD35
3566/20Dublin CityLodged 15 Oct 2020Extension
- Granted30 m away
Planning permission for a second floor home office with WC extension set back 2.4m to the front, giving a…
3, Stable Lane, Cambridge Road, Rathmines, Dublin 6, D06 HD35
2236/21Dublin CityLodged 17 Feb 2021Extension
- Granted30 m away
PROTECTED STRUCTURE: The development will consist of creation of a new opening on the side wall of the…
1, Castlewood Park, Rathmines, Dublin 6, D06 A6N9
3032/21Dublin CityLodged 25 Jun 2021Extension
- Granted40 m away
PROTECTED STRUCTURE: Planning permission is sought for demolition of existing single storey rear extension &…
8 Castlewood Park, Rathmines, Dublin 6, D06 FF89
3222/24Dublin CityLodged 16 Feb 2024Extension
- Granted50 m away
PROTECTED STRUCTURE: Renovations, alterations and extensions to the existing two-storey, semi-detached house…
10 Castlewood Park, Rathmines, Dublin 6, D06 E2T7
WEB5293/25Dublin CityLodged 2 Oct 2025Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
PROTECTED STRUCTURE: Planning Permission for relocation of existing pedestrian gate & provision of new…
29, Castlewood Avenue, Rathmines, Dublin 6, at the junction with Castlewood Park (a Protected Structure).
2373/18Dublin CityLodged 23 Feb 2018
- GrantedExtension
PROTECTED STRUCTURE : the development will consist of (i) a 5m2 extension to rear with minor alterations to…
24, Brighton Road, Rathgar, Dublin 6, D06 AP02
4005/22Dublin CityLodged 19 May 2022
- InvalidExtension
PROTECTED STRUCTURE: Development will consist of: (i) a 5m2 extension to the with minor alterations to the…
24, Brighton Road, Rathgar, Dublin 6, D06 AP02
3872/22Dublin CityLodged 3 May 2022
- RefusedExtension
PROTECTED STRUCTURE: For 40m2 Lower Ground Floor rear garden room living/study extension, including 9m2 side…
42 Leeson Park, Ranelagh, Dublin 6
3567/24Dublin CityLodged 23 Apr 2024
- GrantedAlterations
PROTECTED STRUCTURE: The development will consist of works to the existing dwelling, a protected structure,…
29, Castlewood Avenue, Dublin 6
2908/20Dublin CityLodged 24 Jun 2020
- InvalidExtension
PROTECTED STRUCTURE: the proposed works consist of the demolition of the existing rear return at lower ground…
28 Dartmouth Square North, Ranelagh, Dublin 6, D06 TW14
4746/22Dublin CityLodged 29 Aug 2022
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